/Engine/Source/Developer/IoStoreUtilities/Public/IoStoreUtilities.h
bool LegacyDiffIoStoreContainers ( const TCHAR * InContainerFilename1, const TCHAR * InContainerFilename2, bool bInLogUniques1, bool bInLogUniques2, const [FKeyChain](API\Runtime\Core\Misc\FKeyChain) & InKeyChain1, const [FKeyChain](API\Runtime\Core\Misc\FKeyChain) * InKeyChain2 )